Machine - Lecture 1

Question 1

What are the 3 major pressure units (PSI)?

Answer 1

1. PSI, PSIg, PSIa

Question 2

What is PSI?

Answer 2

Pounds per square inch

Question 3

What is PSIg?

Answer 3

Pounds per square inch gauge.

Question 4

What is PSIa?

Answer 4

Pounds per square inch absolute.

Question 5

PSIg is the difference between which two pressures?

Answer 5

measured pressure and surrounding atmospheric pressure

Question 6

PSIa is based on the reference point of what?

Answer 6

zero pressure for a perfect vacume.

Question 7

PSIg + atmospheric pressure =

Answer 7

PSIa

Question 8

What are the features of the gas supply?

Answer 8

1. connections 2. components 3. sizes & contents 4. markings 5. use

Question 9

What are the features of the pipeline?

Answer 9

1 components 2. problems

Question 10

Most common cylinder?

Answer 10

E

Question 11

3 less common gasses that are provided in cylinders

Answer 11

1. helium 2. heliox 3. carbon dioxide.

Question 12

These 3 common gasses can hook up to the machine at which outlet?

Answer 12

common gas outlet

Question 13

Valve stem?

Answer 13

located on superior portion of cylinder.

Question 14

Valve outlet?

Answer 14

gas outlet port

Question 15

index holes?

Answer 15

connector ports locking cylinder to pins.

Question 16

Cylinder valve

Answer 16

portion superior to gas tank.

Question 17

Yoke

Answer 17

bracket on back of machine

Question 18

index pins?

Answer 18

(on anesth machine) connect to index holes.

Question 19

T handle?

Answer 19

(on anesth machine) clamps on cylinder. Locking it in place. Handle.

Question 20

PISS acronym

Answer 20

Pin Index Safety System

Question 21

What is the PISS?

Answer 21

Method of ensuring the index pins match up to a speecific tank. Safety mechanism.

Question 22

Installing an E cylinder (steps)

Answer 22

1. place gasket over yoke inlet. 2. align holes in the cylinder valve with pins on yoke. 3 push cylinder forward and into yoke. 4. rotate yoke arm upwards and over until the arm engages with other side of yoke. 5. turn t-handle clockwise until it is tight and holds the cylinder firmly in place. 6. To open cylinder, turn the cylinder valve at least one to two turns counterclockwise using a cylinder wrench.

Question 23

Why do we turn off the O2 cylinder?

Answer 23

1. to preserve 02 sensor 2. to eliminate silent depletion.

Question 24

When do we replace the O2 cylinder?

Answer 24

WHen <500PSI

Question 25

What PSI is the cylinder regulator set to?

Answer 25

45psi

Question 26

What PSI is the wall regularotr set to?

Answer 26

50psi

Question 27

What is the PSI restriction of the pressure relief valve?

Answer 27

75psi

Question 28

Order of tanks from smallest to largest?

Answer 28

B D E M G H

Question 29

What is heliox used for?

Answer 29

foreign object obstruction

Question 30

Liter/PSI for E cylinder of air?

Answer 30

625/2000

Question 31

Liter/PSI for E cylinder of CO2?

Answer 31

1590/838

Question 32

Liter/PSI for E cylinder of He?

Answer 32

500/1600

Question 33

Liter/PSI for E cylinder of HeO2?

Answer 33

500/+ ?

Question 34

Liter/PSI for E cylinder of N2?

Answer 34

610/1900

Question 35

Liter/PSI for E cylinder of N20?

Answer 35

1590/745

Question 36

Liter/PSI for E cylinder of O2?

Answer 36

660/2200

Question 37

Liter/PSI for H cylinder of Oxygen?

Answer 37

6900/15800

Question 38

Color for O2?

Answer 38

Green

Question 39

Color for air?

Answer 39

Yellow

Question 40

Color for N20?

Answer 40

Blue

Question 41

Color for He?

Answer 41

Brown

Question 42

Color for Heliox?

Answer 42

Brown green

Question 43

Color for CO2?

Answer 43

Gray

Question 44

Color for N2?

Answer 44

Black

Question 45

Which two gasses exist in a gas/liquid state?

Answer 45

N20 and CO2

Question 46

At what point does N20 become solely gaseous?

Answer 46

745PSI and 300L

Question 47

Pipeline PSIg pressure?

Answer 47

50

Question 48

Which pipeline gas is provided using multiple cylinders?

Answer 48

N2O

Question 49

What does DISS stand for?

Answer 49

Diameter Index Safety System

Question 50

Which is more prone to leaks, DISS or PISS?

Answer 50

DISS

Question 51

What's a common problem with DISS systems (besides leaks)?

Answer 51

DISS can be "hacked'" to connect to any connector and they're not standardized.

Question 52

A function of shutoff valves is that they isolate specific piping system areas without turning off what

Answer 52

the entire/rest of the system

Question 53

What are two pipeline alarms?

Answer 53

1. Master Alarm System and 2. Area (local) alarm System

Question 54

What is the Master Alarm System?

Answer 54

1. monitors central supply & distribution

Question 55

What is the area (local) alarm system?

Answer 55

1. measures only a specific area.

Question 56

Do area alarm systems go through the anesthesia machine?

Answer 56

No